可靠性的智能配电网架结构优化方法研究  

Research on reliability optimization method of intelligent distribution network frame structure

作　　者：罗荣茂 顾勇 苏川 叶青 杨玉静 宁永龙 LUO Rong⁃mao;GU Yong;SU Chuan;YE Qing;YANG Yu⁃jing;NING Yong⁃long(State Grid Ningxia Electric Power Co.,Ltd.Wuzhong Power Supply Company,Wuzhong 751100,China)

机构地区：[1]国网宁夏电力有限公司吴忠供电公司,宁夏吴忠751100

出　　处：《电子设计工程》2020年第10期132-135,140,共5页Electronic Design Engineering

基　　金：宁夏自然科学基金项目资助(NZ182011)。

摘　　要：传统的智能配电网架结构优化方法结构优化率低,优化时间过长。针对上述问题,基于可靠性研究设计了一种新的智能配电网架结构优化方法,对智能配电网架结构可靠性进行预分析,通过以路元件为基本体的电路组合方法算出有效参数数据,设置配电网的结构框架,计算线路的分段数目最优解,获取结构可靠性参数,在单独电源辐射控制中,设置一定数量的配电线路,并配置等量的电路开关柜,同时将新增入的负荷以及线路分布电源进行接入操作,以母线反馈环形网状连接配电网内各个设备,通过线路分段连接保障电流安全通过。为检测优化方法效果,设定对比实验,实验结果表明,基于可靠性的智能配电网架结构优化方法能够在短时间内实现优化,且结构优化率高,优化能力强。The traditional structure optimization method of intelligent distribution network has low optimization rate and long optimization time.Aiming at the above problems,a new structural optimization method of intelligent distribution network is designed based on reliability research.The structural reliability of intelligent distribution network is pre⁃analyzed.The effective parameter data are calculated by circuit combination method with circuit elements as the basic body,and the structural framework of distribution network is set up to calculate the maximum number of segments of lines.In the radiation control of a single power supply,a certain number of distribution lines are set up,and equivalent circuit switchgear is arranged.At the same time,the newly added load and line distribution power supply are connected to each device in the distribution network by bus feedback loop network,which is connected by line segments.Connect to ensure the safe passage of current.In order to test the effect of the optimization method,a comparative experiment is set up.The experimental results show that the reliability⁃based optimization method for the structure of intelligent distribution network can achieve optimization in a short time,and the structure optimization rate is high,and the optimization ability is strong.

关 键 词：可靠性 智能配电网 电网结构 电网优化 

分 类 号：TN911.73[电子电信—通信与信息系统]